Earthquake with magnitude of ML 0.7 on date 10-04-2011 and time 21:51:45 (Italy) in region 5 km W Pescasseroli (AQ)

A magnitude ML 0.7 earthquake occured in region: 5 km W Pescasseroli (AQ), on

  • 10-04-2011 19:51:45 (UTC)
  • 10-04-2011 21:51:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8180, 13.7300 at 15 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pescasseroli AQ 5 2203 2203
Opi AQ 9 420 2623
Pescosolido FR 10 1555 4178
Campoli Appennino FR 10 1725 5903
Villavallelonga AQ 10 919 6822
Bisegna AQ 12 223 7045
Lecce nei Marsi AQ 13 1702 8747
Balsorano AQ 14 3569 12316
San Donato Val di Comino FR 14 2107 14423
Posta Fibreno FR 14 1139 15562
Collelongo AQ 14 1233 16795
Alvito FR 14 2713 19508
Sora FR 14 26144 45652
Broccostella FR 15 2741 48393
Gioia dei Marsi AQ 16 1989 50382
Vicalvi FR 16 783 51165
Scanno AQ 16 1847 53012
Villalago AQ 16 568 53580
Ortucchio AQ 17 1860 55440
Fontechiari FR 17 1303 56743
Villetta Barrea AQ 17 653 57396
San Vincenzo Valle Roveto AQ 17 2347 59743
Civitella Alfedena AQ 18 296 60039
Gallinaro FR 19 1269 61308
Settefrati FR 19 728 62036
Isola del Liri FR 20 11715 73751

Municipalities with at least 50000 inhabitants

An earthquake occurred to
65 Km SE of L'Aquila (69753 inhabitants)
70 Km SW of Chieti (51815 inhabitants)
79 Km E of Tivoli (56533 inhabitants)
79 Km NE of Latina (125985 inhabitants)
80 Km E of Velletri (53303 inhabitants)
82 Km SW of Pescara (121014 inhabitants)
85 Km SW of Montesilvano (53738 inhabitants)
85 Km E of Guidonia Montecelio (88673 inhabitants)
93 Km E of Aprilia (73446 inhabitants)
94 Km S of Teramo (54892 inhabitants)
97 Km NW of Caserta (76326 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
Md 1.5
ML 0.7
2011-04-10
19:51:45
41.818 13.73 15 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1194609
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-04-10 19:51:45 ± 0.14
Latitude 41.8180 ± 0.0027
Longitude 13.7300 ± 0.0072
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1194609

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 459
Semi-minor axis of confidence ellipse (meter) 438
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.09443
Epicentral distance of station farthest from the epicenter (degree) 0.23292
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1194609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:21:19

Md:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1194609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:21:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHE. 2011-04-10T19:51:55.03 0.6 undecidable manual Sg 34 25.8519 0.074 48
IV.VVLD.HHZ. 2011-04-10T19:51:51.38 0.1 undecidable manual Sg 303 10.4784 -0.028 100
IV.POFI.HHN. 2011-04-10T19:51:51.54 0.3 undecidable manual Sg 187 11.2776 -0.016 75
IV.INTR.HHE. 2011-04-10T19:51:50.84 0.3 undecidable manual Pg 34 25.8519 -0.09 72
IV.VVLD.HHZ. 2011-04-10T19:51:48.93 0.1 undecidable manual Pg 303 10.4784 0.043 100
IV.POFI.HHN. 2011-04-10T19:51:48.99 0.3 undecidable manual Pg 187 11.2776 0.023 75
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download